The United States shall guarantee to every State in this Union a Republican Form of Government, and shall protect each of them against Invasion; and on Application of the Legislature, or of the Executive (when the Legislature cannot be convened) against domestic Violence.

"I do solemnly swear (or affirm) that I will faithfully execute theoffice of President of the United States, and will to the best of my ability,preserve, protect and defend the Constitution of the United States."